About Delphi Programming
– in Delphi Tips ::Mouse wheel is used for scrolling. When a scrollable control (TMemo, TListView, TTreeView, ...) has the input focus, moving the wheel will result in vertical scrolling of the content of the focused control. Many Windows applications (Delphi IDE including) have changed the default mouse wheel behaviour for input controls: when the wheel is spun, the control beneath the mouse is scrolled - never mind which control actually has the focus. Read the full article to learn how to Redirect Mouse Wheel Message To A Control Under The Mouse in Delphi Applications Related: Get the ...